Question 3 (2 points) Vaughn Bunyon Lumber Co. produces several products that can be sold at the split- off point or processed further and then sold. The following results are from a recent period: Product Sales Value Additional at Split-off Variable Costs $167600 $28600 Sales Value after Further Processing $193800 Green lumber Rough lumber Sawdust 132000 29700 184800 112000 21500 141600 Which products should be processed further? a) All three products b) Rough lumber and sawdust c) Green lumber and sawdust d) Green lumber and rough lumber